Springtech Elite 1000 - This unit has two 8x40 E8 membranes one 3.5 hp feed pump, one 7.5 hp pressure pump, and one 3.5 hp recirculating pump. Only used two seasons and is like brand new.We have 2 machines for sale, other machine has 4 seasons, see our other listing, and will sell both for $34,000. Started with one 2 post, then added second 2 post, now upgrading to 6 posts. Please contact with reasonable offers. 802-738-0709